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Re: v .007 calibration


 

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Ok thanks Hans, I will do a full cal now then.
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Cheers
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Ian
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----- Original Message -----
From: Hans Summers via groups.io <hans.summers@...>
Reply-To: <[email protected]>
Sent: 27/04/2025 11:27:12
Subject: Re: [QRPLabs] v .007 calibration

Hi Ian

The green numbers table comes up when the initial calibration has issues. Your original 003 would have had problems, though you got some kind of curve, and wouldn't have known about it. The table shows some measurements and decisions which were made to obtain an accurate calibration. I'll explain it when I have a few moments. All your data is consistent with what is expect. I think your final 007 result is fine.?

73 Hans G0UPL



On Sun, Apr 27, 2025, 13:16 Ian G4GIR via <jean.frith=[email protected]> wrote:
Seeing oddities on various bands calibrations., first pic is the old v .003 cal, followed by stages of calibration with v .007.
Any idea what the numbering is? and why the end result is so different to the v .003
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Is there a problem?
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I carried out a 40m Cal and there was really little difference to the v .003 trace, plus there was no numbering lines shown.
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73
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Ian G4GIR
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O
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80m Calibration Ver .003
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80m calibration VER .007 50%
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80m calibration VER .007 85%
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80m calibration VER .007 End
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